APA (7th ed.) Citation

Goscinny, R., & Uderzo, i. A. (1990). Astérix entre os Helvécios. Meribérica/Liber.

Chicago Style (17th ed.) Citation

Goscinny, René, and il. Albert Uderzo. Astérix Entre Os Helvécios. Meribérica/Liber, 1990.

MLA (8th ed.) Citation

Goscinny, René, and il. Albert Uderzo. Astérix Entre Os Helvécios. Meribérica/Liber, 1990.

Warning: These citations may not always be 100% accurate.